Grounding Strip Kit Material Copper Description/Special Features Mounting Holes 5/8 in Hole Spacing For Use With 19 in Racks That Meet EIA-310-D Telecom/Data Center Grounding Bar Holes and Size (20) #12-24 Grounding Bar Length 19 in Grounding Bar Thickness 3/16 in Grounding Bar Width 1 in Ground Wire Included No Includes (2) Cage Nut Bonding Studs (20) #12-24 x 1/2 in Hex Head Screws Installed (4) #12-24 Bonding Nuts Mounting Hardware Mounting Hole Sets Have 5/8 in (15.9mm) Spacing